In total, about 27,500 metric tonnes of British steel and 500,000 bolts were used during construction.

Approximately 3,800 tonnes of steel were used for the roof structure.

Instead, 3,850 tonnes of cement were used to create them.

Of this 56 million tonnes were used for electricity generation.

The remaining 4 million tonnes was used in the steel, concrete and other industries.

A million tonnes of paper are used every day, but do we really need another file format to control our behaviour?

In all, 140,000 tonnes of steel was used in its construction.

In 1983 some 22 million tonnes of wood was used.

In 2002, 10,013 tonnes of semi-coke were used for cement production.

Over 35,000 tonnes of steel were used in construction.